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How do you make sure email you send programmatically is not automatically marked as spam?
...these accounts exist, read what's sent to them, and act on complaints.
Finally, make it really easy to unsubscribe. Otherwise, your users will unsubscribe by pressing the spam button, and that will affect your reputation.
That said, getting Hotmail to accept your emails remains a black art.
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How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and
... ssh from the windows command line using passwordless keys for me (specifically for git access). Would have saved me hours of pain if I had seen it earlier! Thanks!
– cori
Jan 25 '13 at 12:20
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Does name length impact performance in Redis?
I like to use verbose names in Redis, for instance set-allBooksBelongToUser:$userId .
4 Answers
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Which kind of pointer do I use when?
Ok, so the last time I wrote C++ for a living, std::auto_ptr was all the std lib had available, and boost::shared_ptr was all the rage. I never really looked into the other smart pointer types boost provided. I understand that C++11 now provides some of the types boost came up with, but not all ...
List comprehension rebinds names even after scope of comprehension. Is this right?
...list
comprehensions blindingly fast, and
while it was not a common pitfall for
beginners, it definitely stung people
occasionally. For generator
expressions we could not do this.
Generator expressions are implemented
using generators, whose execution
requires a separate execution fra...
Get selected option from select element
...ted elements use
$("select option:selected").length
To Get the value of all selected elements use
var str = "";
$("select option:selected").each(function () {
str += $(this).text() + " ";
});
share
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JavaScript validation for empty input field
I have this input field
<input name="question"/> I want to call IsEmpty function when submit clicking submit button.
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What and where are the stack and heap?
...set aside as scratch space for a thread of execution. When a function is called, a block is reserved on the top of the stack for local variables and some bookkeeping data. When that function returns, the block becomes unused and can be used the next time a function is called. The stack is always ...
Finding the index of an item in a list
... complete. Some caveats about list.index follow. It is probably worth initially taking a look at the documentation for it:
list.index(x[, start[, end]])
Return zero-based index in the list of the first item whose value is equal to x. Raises a ValueError if there is no such item.
The optional argum...
How to detect Ctrl+V, Ctrl+C using JavaScript?
...paste"></textarea>
<br><br>
<h3>Ctrl+c Ctrl+v allowed</h3>
<textarea></textarea>
Also just to clarify, this script requires the jQuery library.
Codepen demo
EDIT: removed 3 redundant lines (involving e.which) thanks to Tim Down's suggestion (s...